参数资料
型号: NCP112DG
厂商: ON Semiconductor
文件页数: 2/10页
文件大小: 0K
描述: IC SUPERVISORY PS DESKTOP 14SOIC
产品变化通告: Product Obsolescence 19/Dec/2008
标准包装: 55
类型: 多压监控器
监视电压数目: 4
输出: 开路漏极或开路集电极
复位: 高有效
复位超时: 可调节/可选择
电压 - 阀值: 3.3V,5V,12V,可调
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
供应商设备封装: 14-SOICN
包装: 管件
NCP112
PIN FUNCTION DESCRIPTION
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Symbol
VS33
VS5
VS12
ADJ
PGI
CTUV
GND
VREF
REMOTE
CTREMOTE
CTPG
PGO
FAULT
VCC
Function
3.3 V SENSE INPUT
5.0 V SENSE INPUT
12 V SENSE INPUT
ADJUSTABLE OVP INPUT
POWER GOOD INPUT
ADJUSTABLE TIMING CAPACITOR
GROUND
VOLTAGE REFERENCE
REMOTE ON/OFF INPUT
ADJUSTABLE REMOTE ON/OFF
CAPACITOR
ADJUSTABLE POWER GOOD
CAPACITOR
POWER GOOD OUTPUT
FAULT OUTPUT
POWER SUPPLY VOLTAGE
Description
Over/undervoltage sense input for 3.3 V.
Over/undervoltage sense input for 5.0 V.
Over/undervoltage sense input for 12 V.
May be used for an additional overvoltage protection signal.
Power good input signal.
Adjustable undervoltage blanking delay during power ? up.
Ground
Precision 2.5 V reference output.
Input remote control from the microcontroller. Acts as a reset
signal after a fault condition.
Adjustable remote delay.
Adjustable power good delay.
Power good output. Active high when no fault conditions are
present.
Detects over/undervoltage conditions. Active high during a fault
condition.
Power supply voltage.
http://onsemi.com
2
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